Electricity and Magnetism
Across
- 5. rapid movement of excess charge from one place to another
- 7. device used to increase or decrease the voltage of an alternating current
- 8. group of atoms whose fields point in the same direction
- 9. region of space affected by Earth's magnetic field
- 10. device that uses a magnetic field to turn kinetic energy into electrical energy
- 12. flow of electric charge
- 16. material in which electrons do not flow easily
Down
- 1. material in which electrons can flow easily
- 2. surrounds a magnet and exerts a magnetic force on other magnets
- 3. measure of how difficult it is for electrons to flow in a material
- 4. electric current that changes its direction repeatedly
- 6. magnet created by wrapping a current-carrying wire around an iron core
- 11. electric current that flows only in one direction
- 13. rate at which electrical energy is converted into other forms
- 14. closed conducting loop in which electric current can flow
- 15. measure of the amount of electric potential energy